Question

The perimeter of a rectangle is13 cm and its breath is is 2 3/4cm find its length

Answer 1

2(L+B)=P
2(L+11/4)=13
2L+11/2=13.
2L=13-11/2
2L=15/2
15/2/2=L
15/2*1/2=L
15/4=L
3 3/4=L